books.google.com - Growing interest in symbolic representation and reasoning has pushed this backstageactivity into the spotlight as a clearly identifiable and technically rich subfield in artificialintelligence. This collection of extended versions of 12 papers from the First InternationalConference on Principles of Knowledge...https://books.google.com/books/about/Knowledge_Representation.html?id=eHOVKQIxE8EC&q=conclusions&utm_source=gb-gplus-shareKnowledge Representation